diff options
Diffstat (limited to 'erts/etc/common/erlc.c')
| -rw-r--r-- | erts/etc/common/erlc.c | 118 |
1 files changed, 109 insertions, 9 deletions
diff --git a/erts/etc/common/erlc.c b/erts/etc/common/erlc.c index 09aca19e6c..35c360a99d 100644 --- a/erts/etc/common/erlc.c +++ b/erts/etc/common/erlc.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1997-2010. All Rights Reserved. + * Copyright Ericsson AB 1997-2011. 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 @@ -28,6 +28,7 @@ #include <winbase.h> /* FIXE ME config_win32.h? */ #define HAVE_STRERROR 1 +#define snprintf _snprintf #endif #include <ctype.h> @@ -148,10 +149,6 @@ int main(int argc, char** argv) { char cwd[MAXPATHLEN]; /* Current working directory. */ - char** rpc_eargv; /* Pointer to the beginning of arguments - * if calling a running Erlang system - * via erl_rpc(). - */ int eargv_size; int eargc_base; /* How many arguments in the base of eargv. */ char* emulator; @@ -160,6 +157,9 @@ main(int argc, char** argv) env = get_env("ERLC_EMULATOR"); emulator = env ? env : get_default_emulator(argv[0]); + if (strlen(emulator) >= MAXPATHLEN) + error("Value of environment variable ERLC_EMULATOR is too large"); + /* * Allocate the argv vector to be used for arguments to Erlang. * Arrange for starting to pushing information in the middle of @@ -170,7 +170,7 @@ main(int argc, char** argv) * base of the eargv vector, and move it up later. */ - eargv_size = argc*4+100; + eargv_size = argc*6+100; eargv_base = (char **) emalloc(eargv_size*sizeof(char*)); eargv = eargv_base; eargc = 0; @@ -189,7 +189,6 @@ main(int argc, char** argv) PUSH2("-mode", "minimal"); PUSH2("-boot", "start_clean"); PUSH3("-s", "erl_compile", "compile_cmdline"); - rpc_eargv = eargv+eargc; /* * Push standard arguments to Erlang. @@ -262,6 +261,95 @@ main(int argc, char** argv) 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_add_missing"); + PUSH2("@option", buf); + break; + default: + goto error; + } + } + } + break; case 'o': PUSH2("@outdir", process_opt(&argc, &argv, 0)); break; @@ -419,7 +507,7 @@ process_opt(int* pArgc, char*** pArgv, int offset) static void push_words(char* src) { - char sbuf[1024]; + char sbuf[MAXPATHLEN]; char* dst; dst = sbuf; @@ -563,6 +651,15 @@ usage(void) {"-hybrid", "compile using hybrid-heap emulator"}, {"-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"}, @@ -595,7 +692,7 @@ error(char* format, ...) va_list ap; va_start(ap, format); - vsprintf(sbuf, format, ap); + erts_vsnprintf(sbuf, sizeof(sbuf), format, ap); va_end(ap); fprintf(stderr, "erlc: %s\n", sbuf); exit(1); @@ -624,6 +721,9 @@ get_default_emulator(char* progname) char sbuf[MAXPATHLEN]; char* s; + if (strlen(progname) >= sizeof(sbuf)) + return ERL_NAME; + strcpy(sbuf, progname); for (s = sbuf+strlen(sbuf); s >= sbuf; s--) { if (IS_DIRSEP(*s)) { |