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Merge "libmeminfo: Report VMA flags in showmap report"

This commit is contained in:
Suren Baghdasaryan 2019-10-10 20:13:48 +00:00 committed by Gerrit Code Review
parent cad2fc2429 e8f1468b14
commit 9186612f9a
1 changed files with 19 additions and 0 deletions
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19
libmeminfo/tools/showmap.cpp
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@ -18,6 +18,7 @@
#include <inttypes.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/mman.h>
#include <sys/signal.h>
#include <sys/types.h>
#include <unistd.h>
@ -139,6 +140,9 @@ static void print_header() {
if (!g_verbose && !g_show_addr) {
printf(" # ");
}
if (g_verbose) {
printf(" flags ");
}
printf(" object\n");
}
@ -150,6 +154,9 @@ static void print_divider() {
if (!g_verbose && !g_show_addr) {
printf("---- ");
}
if (g_verbose) {
printf("------ ");
}
printf("------------------------------\n");
}
@ -169,6 +176,18 @@ static void print_vmainfo(const VmaInfo& v, bool total) {
if (!g_verbose && !g_show_addr) {
printf("%4" PRIu32 " ", v.count);
}
if (g_verbose) {
if (total) {
printf(" ");
} else {
std::string flags_str("---");
if (v.vma.flags & PROT_READ) flags_str[0] = 'r';
if (v.vma.flags & PROT_WRITE) flags_str[1] = 'w';
if (v.vma.flags & PROT_EXEC) flags_str[2] = 'x';
printf("%6s ", flags_str.c_str());
}
}
}
static int showmap(void) {