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Add platform check for /proc/self/exe

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This commit is contained in:
Bruce Hill 2025-03-28 15:33:38 -04:00
parent ca76fb335a
commit 583d114012
1 changed files with 7 additions and 0 deletions
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7
src/tomo.c
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@ -31,7 +31,10 @@
#define run_cmd(...) ({ const char *_cmd = String(__VA_ARGS__); if (verbose) print("\033[34;1m", _cmd, "\033[m"); popen(_cmd, "w"); }) #define run_cmd(...) ({ const char *_cmd = String(__VA_ARGS__); if (verbose) print("\033[34;1m", _cmd, "\033[m"); popen(_cmd, "w"); })
#define array_text(arr) Text$join(Text(" "), arr) #define array_text(arr) Text$join(Text(" "), arr)
#ifdef __linux__
// Only on Linux is /proc/self/exe available
static struct stat compiler_stat; static struct stat compiler_stat;
#endif
static const char *paths_str(Array_t paths) { static const char *paths_str(Array_t paths) {
Text_t result = EMPTY_TEXT; Text_t result = EMPTY_TEXT;
@ -88,6 +91,7 @@ typedef struct {
#endif #endif
int main(int argc, char *argv[]) int main(int argc, char *argv[])
{ {
#ifdef __linux__
// Get the file modification time of the compiler, so we // Get the file modification time of the compiler, so we
// can recompile files after changing the compiler: // can recompile files after changing the compiler:
char compiler_path[PATH_MAX]; char compiler_path[PATH_MAX];
@ -97,6 +101,7 @@ int main(int argc, char *argv[])
compiler_path[count] = '\0'; compiler_path[count] = '\0';
if (stat(compiler_path, &compiler_stat) != 0) if (stat(compiler_path, &compiler_stat) != 0)
err(1, "Could not find age of compiler"); err(1, "Could not find age of compiler");
#endif
USE_COLOR = getenv("COLOR") ? strcmp(getenv("COLOR"), "1") == 0 : isatty(STDOUT_FILENO); USE_COLOR = getenv("COLOR") ? strcmp(getenv("COLOR"), "1") == 0 : isatty(STDOUT_FILENO);
if (getenv("NO_COLOR") && getenv("NO_COLOR")[0] != '\0') if (getenv("NO_COLOR") && getenv("NO_COLOR")[0] != '\0')
@ -595,9 +600,11 @@ bool is_stale(Path_t path, Path_t relative_to)
if (stat(Path$as_c_string(path), &target_stat) != 0) if (stat(Path$as_c_string(path), &target_stat) != 0)
return true; return true;
#ifdef __linux__
// Any file older than the compiler is stale: // Any file older than the compiler is stale:
if (target_stat.st_mtime < compiler_stat.st_mtime) if (target_stat.st_mtime < compiler_stat.st_mtime)
return true; return true;
#endif
struct stat relative_to_stat; struct stat relative_to_stat;
if (stat(Path$as_c_string(relative_to), &relative_to_stat) != 0) if (stat(Path$as_c_string(relative_to), &relative_to_stat) != 0)