diff options
Diffstat (limited to 'erts/etc/common/erlc.c')
-rw-r--r-- | erts/etc/common/erlc.c | 423 |
1 files changed, 113 insertions, 310 deletions
diff --git a/erts/etc/common/erlc.c b/erts/etc/common/erlc.c index c2d7c7c76d..b54cb31bef 100644 --- a/erts/etc/common/erlc.c +++ b/erts/etc/common/erlc.c @@ -1,18 +1,19 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1997-2013. All Rights Reserved. + * Copyright Ericsson AB 1997-2016. All Rights Reserved. * - * The contents of this file are subject to the Erlang Public License, - * Version 1.1, (the "License"); you may not use this file except in - * compliance with the License. You should have received a copy of the - * Erlang Public License along with this software. If not, it can be - * retrieved online at http://www.erlang.org/. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at * - * Software distributed under the License is distributed on an "AS IS" - * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - * the License for the specific language governing rights and limitations - * under the License. + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. * * %CopyrightEnd% */ @@ -60,7 +61,6 @@ static int eargc; /* Number of arguments in eargv. */ #define PUSH2(s, t) PUSH(s); PUSH(t) #define PUSH3(s, t, u) PUSH2(s, t); PUSH(u) -static char* output_type = NULL; /* Type of output file. */ #ifdef __WIN32__ static int pause_after_execution = 0; #endif @@ -71,14 +71,14 @@ static int pause_after_execution = 0; static char* process_opt(int* pArgc, char*** pArgv, int offset); static void error(char* format, ...); -static void usage(void); -static char* emalloc(size_t size); +static void* emalloc(size_t size); static char* strsave(char* string); static void push_words(char* src); static int run_erlang(char* name, char** argv); static char* get_default_emulator(char* progname); #ifdef __WIN32__ static char* possibly_quote(char* arg); +static void* erealloc(void *p, size_t size); #endif /* @@ -114,20 +114,31 @@ get_env(char *key) { #ifdef __WIN32__ DWORD size = 32; - char *value = NULL; + char *value=NULL; + wchar_t *wcvalue = NULL; + wchar_t wckey[256]; + int len; + + MultiByteToWideChar(CP_UTF8, 0, key, -1, wckey, 256); + while (1) { DWORD nsz; - if (value) - free(value); - value = emalloc(size); + if (wcvalue) + free(wcvalue); + wcvalue = (wchar_t *) emalloc(size*sizeof(wchar_t)); SetLastError(0); - nsz = GetEnvironmentVariable((LPCTSTR) key, (LPTSTR) value, size); + nsz = GetEnvironmentVariableW(wckey, wcvalue, size); if (nsz == 0 && GetLastError() == ERROR_ENVVAR_NOT_FOUND) { - free(value); + free(wcvalue); return NULL; } - if (nsz <= size) + if (nsz <= size) { + len = WideCharToMultiByte(CP_UTF8, 0, wcvalue, -1, NULL, 0, NULL, NULL); + value = emalloc(len*sizeof(char)); + WideCharToMultiByte(CP_UTF8, 0, wcvalue, -1, value, len, NULL, NULL); + free(wcvalue); return value; + } size = nsz; } #else @@ -144,16 +155,32 @@ free_env_val(char *value) #endif } - -int -main(int argc, char** argv) +#ifdef __WIN32__ +int wmain(int argc, wchar_t **wcargv) { - char cwd[MAXPATHLEN]; /* Current working directory. */ + char** argv; +#else +int main(int argc, char** argv) +{ +#endif int eargv_size; int eargc_base; /* How many arguments in the base of eargv. */ char* emulator; char *env; +#ifdef __WIN32__ + int i; + int len; + /* Convert argv to utf8 */ + argv = emalloc((argc+1) * sizeof(char*)); + for (i=0; i<argc; i++) { + len = WideCharToMultiByte(CP_UTF8, 0, wcargv[i], -1, NULL, 0, NULL, NULL); + argv[i] = emalloc(len*sizeof(char)); + WideCharToMultiByte(CP_UTF8, 0, wcargv[i], -1, argv[i], len, NULL, NULL); + } + argv[argc] = NULL; +#endif + env = get_env("ERLC_EMULATOR"); emulator = env ? env : get_default_emulator(argv[0]); @@ -191,176 +218,41 @@ main(int argc, char** argv) PUSH2("-mode", "minimal"); PUSH2("-boot", "start_clean"); PUSH3("-s", "erl_compile", "compile_cmdline"); + PUSH("-extra"); /* * Push standard arguments to Erlang. - * - * The @cwd argument was once needed, but from on R13B02 is optional. - * For maximum compatibility between erlc and erl of different versions, - * still provide the @cwd argument, unless it is too long to be - * represented as an atom. */ - if (getcwd(cwd, sizeof(cwd)) == NULL) - error("Failed to get current working directory: %s", strerror(errno)); -#ifdef __WIN32__ - (void) GetShortPathName(cwd, cwd, sizeof(cwd)); -#endif - if (strlen(cwd) < 256) { - PUSH2("@cwd", cwd); - } /* * Parse all command line switches. */ - while (argc > 1 && (argv[1][0] == '-' || argv[1][0] == '+')) { + while (argc > 1) { /* * Options starting with '+' are passed on to Erlang. */ - if (argv[1][0] == '+') { - PUSH2("@option", argv[1]+1); - } else { - /* - * Interpret options starting with '-'. - */ - + switch (argv[1][0]) { + case '+': + PUSH(argv[1]); + break; + case '-': switch (argv[1][1]) { - case 'b': - output_type = process_opt(&argc, &argv, 0); - PUSH2("@output_type", output_type); - break; - case 'c': /* Allowed for compatibility with 'erl'. */ - if (strcmp(argv[1], "-compile") != 0) - goto error; - break; case 'd': - debug = 1; - break; - case 'D': - { - char* def = process_opt(&argc, &argv, 0); - char* equals; - - def = strsave(def); /* Do not clobber original. */ - if ((equals = strchr(def, '=')) == NULL) { - PUSH2("@d", def); - } else { - *equals = '\0'; - equals++; - PUSH3("@dv", def, equals); - } - } - break; - case 'I': - PUSH2("@i", process_opt(&argc, &argv, 0)); - break; - case 'M': - { - char *buf, *key, *val; - size_t buf_len; - - if (argv[1][2] == '\0') { /* -M */ - /* Push the following options: - * o 'makedep' - * o {makedep_output, standard_io} - */ - buf = strsave("makedep"); - PUSH2("@option", buf); - - key = "makedep_output"; - val = "standard_io"; - buf_len = 1 + strlen(key) + 1 + strlen(val) + 1 + 1; - buf = emalloc(buf_len); - snprintf(buf, buf_len, "{%s,%s}", key, val); - PUSH2("@option", buf); - } else if (argv[1][3] == '\0') { - switch(argv[1][2]) { - case 'D': /* -MD */ - /* Push the following options: - * o 'makedep' - */ - buf = strsave("makedep"); - PUSH2("@option", buf); - break; - case 'F': /* -MF <file> */ - /* Push the following options: - * o 'makedep' - * o {makedep_output, <file>} - */ - buf = strsave("makedep"); - PUSH2("@option", buf); - - key = "makedep_output"; - val = process_opt(&argc, &argv, 1); - buf_len = 1 + strlen(key) + 2 + strlen(val) + 2 + 1; - buf = emalloc(buf_len); - snprintf(buf, buf_len, "{%s,\"%s\"}", key, val); - PUSH2("@option", buf); - break; - case 'T': /* -MT <target> */ - /* Push the following options: - * o {makedep_target, <target>} - */ - key = "makedep_target"; - val = process_opt(&argc, &argv, 1); - buf_len = 1 + strlen(key) + 2 + strlen(val) + 2 + 1; - buf = emalloc(buf_len); - snprintf(buf, buf_len, "{%s,\"%s\"}", key, val); - PUSH2("@option", buf); - break; - case 'Q': /* -MQ <target> */ - /* Push the following options: - * o {makedep_target, <target>} - * o makedep_quote_target - */ - key = "makedep_target"; - val = process_opt(&argc, &argv, 1); - buf_len = 1 + strlen(key) + 2 + strlen(val) + 2 + 1; - buf = emalloc(buf_len); - snprintf(buf, buf_len, "{%s,\"%s\"}", key, val); - PUSH2("@option", buf); - - buf = strsave("makedep_quote_target"); - PUSH2("@option", buf); - break; - case 'G': /* -MG */ - /* Push the following options: - * o makedep_add_missing - */ - buf = strsave("makedep_add_missing"); - PUSH2("@option", buf); - break; - case 'P': /* -MP */ - /* Push the following options: - * o makedep_phony - */ - buf = strsave("makedep_phony"); - PUSH2("@option", buf); - break; - default: - goto error; - } - } + if (argv[1][2] == '\0') { + debug = 1; + } else { + PUSH(argv[1]); } break; - case 'o': - PUSH2("@outdir", process_opt(&argc, &argv, 0)); - break; - case 'O': - PUSH("@optimize"); - if (argv[1][2] == '\0') - PUSH("1"); - else - PUSH(argv[1]+2); - break; case 'p': { int c = argv[1][2]; if (c != 'a' && c != 'z') { - goto error; + PUSH(argv[1]); #ifdef __WIN32__ } else if (strcmp(argv[1], "-pause") == 0) { pause_after_execution = 1; @@ -381,81 +273,21 @@ main(int argc, char** argv) if (strcmp(argv[1], "-smp") == 0) { UNSHIFT(argv[1]); } else { - goto error; - } - break; - case 'v': /* Verbose. */ - PUSH2("@verbose", "true"); - break; - case 'V': - /** XXX Version perhaps, but of what? **/ - break; - case 'W': /* Enable warnings. */ - if (strcmp(argv[1]+2, "all") == 0) { - PUSH2("@warn", "999"); - } else if (strcmp(argv[1]+2, "error") == 0) { - PUSH2("@option", "warnings_as_errors"); - } else if (isdigit((int)argv[1][2])) { - PUSH2("@warn", argv[1]+2); - } else { - PUSH2("@warn", "1"); + PUSH(argv[1]); } break; - case 'E': - case 'S': - case 'P': - { - char* buf; - - /* - * From the given upper-case letter, construct - * a quoted atom. This is a convenience for the - * Erlang compiler, to avoid fighting with the shell's - * quoting. - */ - - buf = emalloc(4); - buf[0] = '\''; - buf[1] = argv[1][1]; - buf[2] = '\''; - buf[3] = '\0'; - - PUSH2("@option", buf); - } - break; - - case '-': - goto no_more_options; - default: - error: - usage(); + PUSH(argv[1]); break; } + break; + default: + PUSH(argv[1]); + break; } argc--, argv++; } - no_more_options: - - if (argc <= 1) { - /* - * To avoid starting an Erlang system unless absolutely needed - * exit if no files were specified on the command line. - */ - exit(0); - } - - /* - * The rest of the command line must be filenames. Simply push them. - */ - - PUSH("@files"); - while (argc > 1) { - PUSH(argv[1]); - argc--, argv++; - } - /* * Move up the commands for invoking the emulator and adjust eargv * accordingly. @@ -520,48 +352,50 @@ push_words(char* src) PUSH(strsave(sbuf)); } #ifdef __WIN32__ -char *make_commandline(char **argv) +wchar_t *make_commandline(char **argv) { - static char *buff = NULL; + static wchar_t *buff = NULL; static int siz = 0; - int num = 0; - char **arg, *p; + int num = 0, len; + char **arg; + wchar_t *p; if (*argv == NULL) { - return ""; + return L""; } for (arg = argv; *arg != NULL; ++arg) { num += strlen(*arg)+1; } if (!siz) { siz = num; - buff = malloc(siz*sizeof(char)); + buff = (wchar_t *) emalloc(siz*sizeof(wchar_t)); } else if (siz < num) { siz = num; - buff = realloc(buff,siz*sizeof(char)); + buff = (wchar_t *) erealloc(buff,siz*sizeof(wchar_t)); } p = buff; + num=0; for (arg = argv; *arg != NULL; ++arg) { - strcpy(p,*arg); - p+=strlen(*arg); - *p++=' '; + len = MultiByteToWideChar(CP_UTF8, 0, *arg, -1, p, siz); + p+=(len-1); + *p++=L' '; } - *(--p) = '\0'; + *(--p) = L'\0'; if (debug) { - printf("Processed commandline:%s\n",buff); + printf("Processed command line:%S\n",buff); } return buff; } int my_spawnvp(char **argv) { - STARTUPINFO siStartInfo; + STARTUPINFOW siStartInfo; PROCESS_INFORMATION piProcInfo; DWORD ec; - memset(&siStartInfo,0,sizeof(STARTUPINFO)); - siStartInfo.cb = sizeof(STARTUPINFO); + memset(&siStartInfo,0,sizeof(STARTUPINFOW)); + siStartInfo.cb = sizeof(STARTUPINFOW); siStartInfo.dwFlags = STARTF_USESTDHANDLES; siStartInfo.hStdInput = GetStdHandle(STD_INPUT_HANDLE); siStartInfo.hStdOutput = GetStdHandle(STD_OUTPUT_HANDLE); @@ -570,7 +404,7 @@ int my_spawnvp(char **argv) siStartInfo.dwFlags |= STARTF_USESHOWWINDOW; - if (!CreateProcess(NULL, + if (!CreateProcessW(NULL, make_commandline(argv), NULL, NULL, @@ -633,53 +467,6 @@ run_erlang(char* progname, char** argv) } static void -usage(void) -{ - static struct { - char* name; - char* desc; - } options[] = { - {"-b type", "type of output file (e.g. jam or beam)"}, - {"-d", "turn on debugging of erlc itself"}, - {"-Dname", "define name"}, - {"-Dname=value", "define name to have value"}, - {"-help", "shows this help text"}, - {"-I path", "where to search for include files"}, - {"-M", "generate a rule for make(1) describing the dependencies"}, - {"-MF file", "write the dependencies to 'file'"}, - {"-MT target", "change the target of the rule emitted by dependency " - "generation"}, - {"-MQ target", "same as -MT but quote characters special to make(1)"}, - {"-MG", "consider missing headers as generated files and add them to " - "the dependencies"}, - {"-MP", "add a phony target for each dependency"}, - {"-MD", "same as -M -MT file (with default 'file')"}, - {"-o name", "name output directory or file"}, - {"-pa path", "add path to the front of Erlang's code path"}, - {"-pz path", "add path to the end of Erlang's code path"}, - {"-smp", "compile using SMP emulator"}, - {"-v", "verbose compiler output"}, - {"-Werror", "make all warnings into errors"}, - {"-W0", "disable warnings"}, - {"-Wnumber", "set warning level to number"}, - {"-Wall", "enable all warnings"}, - {"-W", "enable warnings (default; same as -W1)"}, - {"-E", "generate listing of expanded code (Erlang compiler)"}, - {"-S", "generate assembly listing (Erlang compiler)"}, - {"-P", "generate listing of preprocessed code (Erlang compiler)"}, - {"+term", "pass the Erlang term unchanged to the compiler"}, - }; - int i; - - fprintf(stderr, "Usage:\terlc [options] file.ext ...\n"); - fprintf(stderr, "Options:\n"); - for (i = 0; i < sizeof(options)/sizeof(options[0]); i++) { - fprintf(stderr, "%-14s %s\n", options[i].name, options[i].desc); - } - exit(1); -} - -static void error(char* format, ...) { char sbuf[1024]; @@ -692,15 +479,26 @@ error(char* format, ...) exit(1); } -static char* +static void* emalloc(size_t size) { - char *p = malloc(size); + void *p = malloc(size); if (p == NULL) error("Insufficient memory"); return p; } +#ifdef __WIN32__ +static void * +erealloc(void *p, size_t size) +{ + void *res = realloc(p, size); + if (res == NULL) + error("Insufficient memory"); + return res; +} +#endif + static char* strsave(char* string) { @@ -709,6 +507,18 @@ strsave(char* string) return p; } +static int +file_exists(char *progname) +{ +#ifdef __WIN32__ + wchar_t wcsbuf[MAXPATHLEN]; + MultiByteToWideChar(CP_UTF8, 0, progname, -1, wcsbuf, MAXPATHLEN); + return (_waccess(wcsbuf, 0) != -1); +#else + return (access(progname, 1) != -1); +#endif +} + static char* get_default_emulator(char* progname) { @@ -722,15 +532,8 @@ get_default_emulator(char* progname) for (s = sbuf+strlen(sbuf); s >= sbuf; s--) { if (IS_DIRSEP(*s)) { strcpy(s+1, ERL_NAME); -#ifdef __WIN32__ - if (_access(sbuf, 0) != -1) { + if(file_exists(sbuf)) return strsave(sbuf); - } -#else - if (access(sbuf, 1) != -1) { - return strsave(sbuf); - } -#endif break; } } |